Germans today are the product of two generations of re-education, and guilt over their Nazi forefathers' sins.
IOW bend over backwards, to never be warlike, aggressive,, discriminatory, etc. A nation of perfect flower children.
Same goes, to a lesser degree, with Sweden. Considering Europe as a whole, some aspects apply there too.
World Wars wreaked such carnage, that few want to ever do that another time. That is easy to support.
Coming to grips with the Islamic threat is a subject which they are largely in denial, over.
Those two generation just don't want to consider it. They rest comfortably on the fact of having dodged more wars by aggressive Germany and aggressive Russia.
Singing Kumbaya with their heads in the sand, is referable to going to the barricades.
The choice is whether to accept a few dozen killed and a few hundred maimed, or institute more militarism.
They have already made that choice. (To a large degree, most of this is true in America as well--democrat Clinton did win the popular vote)